-5z=7-7(z+1)=2z=4

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Solution for -5z=7-7(z+1)=2z=4 equation: 



-5z=7-7(z+1)=2z=4

We move all terms to the left:

-5z-(7-7(z+1))=0



We calculate terms in parentheses: -(7-7(z+1)), so:

7-7(z+1)

determiningTheFunctionDomain
-7(z+1)+7

We multiply parentheses

-7z-7+7

We add all the numbers together, and all the variables

-7z

Back to the equation:

-(-7z)



We get rid of parentheses

-5z+7z=0

We add all the numbers together, and all the variables

2z=0

z=0/2

z=0

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